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Regeneron Pharmaceuticals

1,202 hedge funds and large institutions have $46.9B invested in Regeneron Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 132 funds opening new positions, 444 increasing their positions, 477 reducing their positions, and 205 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

20% less funds holding in top 10

Funds holding in top 10: 1512 (-3)

21% less capital invested

Capital invested by funds: $59.1B → $46.9B (-$12.2B)

36% less first-time investments, than exits

New positions opened: 132 | Existing positions closed: 205

Holders
1,202
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.15B
Puts
$1.01B
Net Calls
Net Calls Change

Top Buyers

1 +$838M
2 +$338M
3 +$215M
4
BlackRock
BlackRock
New York
+$195M
5
Acadian Asset Management
Acadian Asset Management
Massachusetts
+$182M
Name Holding Trade Value Shares
Change
Change in
Stake
1176
$1.57K
1177
$1.05K
1178
$1.05K
1179
$1.05K
1180
$1.05K
1181
$1.05K
1182
$1.05K
1183
$1.05K
1184
$1.05K
1185
$1.05K
1186
$1.05K
1187
$1.05K
1188
$1.05K
1189
$1.05K
1190
$1K
1191
$1K
1192
$635
1193
$555
1194
$545
1195
$535
1196
$526
1197
$525
1198
$525
1199
$525
1200
$525